Partial dependency exists if what conditions exist?
A) a column is dependent on a portion of the table that is not identified as the primary key
B) a column is dependent only on a portion of a composite primary key
C) the data contains repeating groups
D) the table is not in first normal form (1NF)

Question

Partial dependency exists if what conditions exist?​
A) ​a column is dependent on a portion of the table that is not identified as the primary key
B) ​a column is dependent only on a portion of a composite primary key
C) ​the data contains repeating groups
D) ​the table is not in first normal form (1NF)

Quizplus · Accepted Answer

Partial dependency occurs when a column in a table is dependent on only part of a composite primary key, rather than on the entire key.

Partial Dependency Exists If What Conditions Exist?​

Partial Dependency Exists If What Conditions Exist?